388628176

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{7499}}^1$

素因数の和:7627

約数の個数: 40

約数和(自身を含む): 781200000

約数和(自身を除く): 392571824

約数列:

[1, 2, 4, 8, 16, 41, 79, 82, 158, 164, 316, 328, 632, 656, 1264, 3239, 6478, 7499, 12956, 14998, 25912, 29996, 51824, 59992, 119984, 307459, 592421, 614918, 1184842, 1229836, 2369684, 2459672, 4739368, 4919344, 9478736, 24289261, 48578522, 97157044, 194314088, 388628176]

約数ペア:

[(1, 388628176), (2, 194314088), (4, 97157044), (8, 48578522), (16, 24289261), (41, 9478736), (79, 4919344), (82, 4739368), (158, 2459672), (164, 2369684), (316, 1229836), (328, 1184842), (632, 614918), (656, 592421), (1264, 307459), (3239, 119984), (6478, 59992), (7499, 51824), (12956, 29996), (14998, 25912)]